Carretero, Marta, Juana I. Marín-Arrese, and Julia Lavid-López. “Adverbs As Evidentials: An English-Spanish Contrastive Analysis of Twelve Adverbs in Spoken and Newspaper Discourse”. Kalbotyra 70 (December 28, 2017): 32-59. Accessed October 18, 2019. http://www.journals.vu.lt/kalbotyra/article/view/11185.